LudeBoi121

Sup guys this is a long shot but i just recieved my zex hyperformance sparkplugs the thing i'm wondering about is, it seems like its universal fit since its one model number, but i'm wondering wats teh proper gap to install them? it doesnt give me any info to it..if anyone can help me out..for a 5th gen 99

PhiL

Toretto

They come pregapped, so you dont need to worry about that. They are two steps colder than stock, I have no idea how they pull this off, being that they can be used for any car.

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I live my life a 1/4 mile at a time, for that 14 seconds or less, im free...

SuperSeven

maybe because of voltages from ignitions?

axion68

the heat range of a plug is determined by how close the electrode is to the piston.

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